Washington earthquakes

M1.8 earthquake 23 km ENE of Ashford, Washington

A magnitude 1.8 earthquake struck 23 km ENE of Ashford, Washington on Fri, Jan 17, 2003, 7:47 PM PST (03:47 UTC), -2 km (-1 mi) below the surface.

A larger quake followed: M2.8 Washington. This one was a foreshock.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
1.8 (md), micro
Local time
UTC
2003-01-18 03:47:33 UTC
Depth
-2.0 km (-1.3 mi), shallow
Epicenter
46.839° N, 121.741° W
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 0.0 km horizontally, 0.0 km in depth
Magnitude uncertainty
±0.03
Depth from
Operator assigned
Station coverage gap
117°
Stations used
5

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 17 in the 60 days after this one and 7 in the 30 days before it.

After

  1. 1.92 km E of Rosedale, Washington · 8650 days ago · 18 km deep · 86 km away
  2. 1.720 km SSE of Morton, Washington · 8650 days ago · 4 km deep · 63 km away
  3. 2.512 km SSW of Thorp, Washington · 8650 days ago · 9 km deep · 76 km away
  4. 2.413 km SSW of Thorp, Washington · 8645 days ago · -1 km deep · 76 km away
  5. 1.59 km NNW of Tieton, Washington · 8637 days ago · 4 km deep · 72 km away
  6. 2.8Washington · 8635 days ago · 5 km deep · 77 km away
  7. 2.012 km NE of Greenwater, Washington · 8629 days ago · 9 km deep · 47 km away
  8. 2.410 km SW of Packwood, Washington · 8625 days ago · 0 km deep · 32 km away
  9. 1.61 km ESE of Renton, Washington · 8621 days ago · 12 km deep · 79 km away
  10. 2.09 km N of Selah, Washington · 8620 days ago · 7 km deep · 93 km away
  11. 2.115 km WNW of Packwood, Washington · 8617 days ago · 4 km deep · 22 km away
  12. 2.730 km NE of Amboy, Washington · 8612 days ago · 5 km deep · 89 km away
  13. 1.930 km NE of Amboy, Washington · 8612 days ago · 5 km deep · 89 km away
  14. 1.55 km NNW of White Center, Washington · 8612 days ago · 23 km deep · 94 km away
  15. 1.73 km NNW of White Center, Washington · 8608 days ago · 26 km deep · 92 km away
  16. 2.44 km NNE of Wilburton, Washington · 8607 days ago · 22 km deep · 94 km away
  17. 1.516 km SE of Carbonado, Washington · 8604 days ago · 4 km deep · 19 km away

Before

  1. 3.22 km NW of Yakima, Washington · 8660 days ago · 10 km deep · 96 km away
  2. 2.52 km NNW of Fall City, Washington · 8660 days ago · 2 km deep · 85 km away
  3. 2.11 km SSW of Ames Lake, Washington · 8665 days ago · 9 km deep · 89 km away
  4. 1.732 km S of Morton, Washington · 8666 days ago · 2 km deep · 72 km away
  5. 1.73 km SSW of Rosedale, Washington · 8666 days ago · 26 km deep · 87 km away
  6. 2.04 km NNW of White Center, Washington · 8677 days ago · 27 km deep · 93 km away
  7. 1.83 km S of Grapeview, Washington · 8685 days ago · 46 km deep · 97 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10576393. Read Thu, Oct 1, 2026, 1:33 AM UTC.